you're jack kennedy. >> reporter: ryan was able to fire back with a few zingers of his own. >> mr. vice president, mr. vice president i know you are under a lot of dures to make up for lost ground. i think the vice president very well knows sometimes the words don't come out of your mouth the right way. >> reporter: republicans in the post debate spin room tried to make the case, biden filed not only on style. >> quite frankly, i was embarrassed for the vice president. we counted 82 times that joe biden interrupted paul ryan. >> reporter: but also on substance. declaring victory for his running mate romney seized on what his campaign has dubbed biden's benghazi bungle sghp because the vice president contradicted the testimony of state department officials. he's doubling down on denial. and we need to understand exactly what happened. >> reporter: but back in the spin room, obama campaign manager jim messina said it was ryan who proved who was unprepared. >> he got past paul ryan's index talking card points and got to the details. >> reporter: romney will spend part of his weekend c